This is a used, Allen-Bradley variable speed device, model 160S-AA02NSF1. This device came from a working system (swapped out equipment), so it is in working order. Verify this fulfills your needs before purchase. There is more than one available.
Bear in mind that as these are used, they may need a cleaning, looking over or programming/setup for a particular use.
Positive feedback is appreciated when you receive your purchase. Thank You.